Home / 55,942.35-83,901.34-18,493.57

Finding the Fourth Proportional to 55,942.35, 83,901.34 and 18,493.57

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Solution

The fourth proportional to 55,942.35, 83,901.34 and 18,493.57 is: 27,736.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,942.35 : 83,901.34 = 18,493.57 : x
  2. Step 2: Convert to fraction form
    55,942.35/83,901.34 = 18,493.57/x
  3. Step 3: Cross multiply
    55,942.35x = 83,901.34 × 18,493.57
  4. Step 4: Simplify right side
    55,942.35x = 1,551,635,304.38
  5. Step 5: Solve for x
    x = 1,551,635,304.38/55,942.35
  6. Step 6: Final answer
    x = 27,736.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.